@import "https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght,SOFT@9..144,700..900,80&family=Noto+Sans+TC:wght@400;600;800;900&display=swap";:root{--display-font:"Fraunces", "Noto Sans TC", serif;--body-font:"Noto Sans TC", ui-sans-serif, system-ui, sans-serif;--ink:#332832;--rose:#d96b8d;--cream:#fff8ee}*{box-sizing:border-box}html,body,#root{overscroll-behavior:none;touch-action:none;width:100%;height:100%;min-height:100%}body{color:var(--ink);font-family:var(--body-font);background:var(--cream);-webkit-font-smoothing:antialiased;text-rendering:geometricprecision;margin:0;position:fixed;inset:0;overflow:hidden}button,input{font:inherit}.app-container{width:100vw;height:100dvh;min-height:100svh;color:var(--ink);background:radial-gradient(circle at 20% 20%,#ffcee07a,#0000 28rem),radial-gradient(circle at 86% 12%,#f7d27b6b,#0000 22rem),linear-gradient(135deg,#fff6ed 0%,#ffe9ee 48%,#eef7ff 100%);position:relative;overflow:hidden}.bg-decorative{z-index:0;pointer-events:none;position:fixed;inset:0;overflow:hidden}.main-bg{object-fit:cover;opacity:.28;mix-blend-mode:screen;filter:saturate(.85)blur(.5px);width:100%;height:100%}.sparkles-container{position:absolute;inset:0}.sparkle-particle{background:#ffffffd1;border-radius:999px;position:absolute;box-shadow:0 0 14px #ffffffdb,0 0 32px #ff7fb65c}.app-header{top:max(18px, env(safe-area-inset-top));left:max(18px, env(safe-area-inset-left));z-index:20;-webkit-backdrop-filter:blur(22px)saturate(140%);background:#fffaf5b8;border:1px solid #ffffffb8;border-radius:28px;max-width:min(440px,100vw - 36px);padding:18px 20px;position:fixed;box-shadow:0 22px 70px #5b3e4829}.brand-mark,.panel-kicker{width:fit-content;color:var(--rose);letter-spacing:.18em;text-transform:uppercase;align-items:center;gap:8px;margin-bottom:8px;font-size:.74rem;font-weight:900;display:inline-flex}.app-header h1{color:#2f2630;font-family:var(--display-font);letter-spacing:-.05em;margin:0;font-size:clamp(2rem,5vw,4.6rem);line-height:.95}.app-header p{color:#2f2630ad;max-width:34rem;margin:12px 0 0;font-size:.96rem;line-height:1.65}.panel-collapse-btn{z-index:2;color:#3a2a33b8;cursor:pointer;background:#ffffffb3;border:0;border-radius:999px;align-items:center;min-height:32px;padding:0 12px;font-size:.78rem;font-weight:900;display:inline-flex;position:absolute;top:12px;right:12px;box-shadow:0 8px 20px #3a2a3314}.app-header.collapsed{border-radius:999px;width:auto;max-width:calc(100vw - 36px);min-height:48px;padding:8px 78px 8px 14px}.app-header.collapsed h1,.app-header.collapsed p{display:none}.app-header.collapsed .brand-mark{color:#3a2a33b8;margin:0}.app-header.collapsed .panel-collapse-btn{top:8px;right:8px}.main-content{z-index:3;width:100vw;height:100dvh;min-height:100svh;position:relative}.upload-wrapper{place-items:center;padding:clamp(130px,18vh,190px) 22px 32px;display:grid;position:absolute;inset:0}.upload-box{cursor:pointer;-webkit-backdrop-filter:blur(24px)saturate(150%);background:linear-gradient(145deg,#ffffffd1,#fff4ef9e),radial-gradient(circle at 82% 20%,#ff7fb62e,#0000 16rem);border:1px solid #ffffffc2;border-radius:44px;place-items:center;width:min(720px,92vw);min-height:440px;padding:clamp(28px,5vw,62px);display:grid;position:relative;overflow:hidden;box-shadow:0 34px 90px #5b3e482e,inset 0 1px #ffffffe6}.upload-box:before{content:"";pointer-events:none;border:1px dashed #76586047;border-radius:34px;position:absolute;inset:22px}.upload-box.hovered{border-color:#ff7fb6b8}.upload-orbit{aspect-ratio:1;opacity:.42;width:260px;position:absolute;inset:auto 7% -18% auto}.upload-orbit span{transform:rotate(var(--rotate,0deg)) scale(var(--scale,1));border:1px solid #ff7fb65c;border-radius:50%;position:absolute;inset:0}.upload-orbit span:nth-child(2){--rotate:54deg;--scale:.72}.upload-orbit span:nth-child(3){--rotate:-28deg;--scale:1.24}.upload-content{z-index:1;text-align:center;max-width:520px;position:relative}.upload-icon{color:#fff;background:linear-gradient(135deg,#ff87b7,#f5b66f);border-radius:24px;place-items:center;width:70px;height:70px;margin-bottom:18px;display:inline-grid;box-shadow:0 18px 34px #ff7fb64d}.upload-kicker{color:var(--rose);letter-spacing:.17em;text-transform:uppercase;font-size:.75rem;font-weight:900}.upload-title{color:#352731;font-family:var(--display-font);letter-spacing:-.055em;margin:10px 0 12px;font-size:clamp(2.1rem,6vw,4.8rem);line-height:.95}.upload-subtitle{color:#3a2a33ad;margin:0 auto;font-size:1rem;line-height:1.8}.upload-specs{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px;display:flex}.upload-specs span,.view-readout span,.viewer-status span,.viewer-status strong{color:#3a2a33b8;background:#ffffff9e;border-radius:999px;align-items:center;min-height:34px;padding:0 14px;font-size:.82rem;font-weight:800;display:inline-flex}.alert{border-radius:999px;justify-content:center;align-items:center;gap:8px;width:fit-content;max-width:100%;margin:18px auto 0;padding:10px 14px;font-size:.86rem;font-weight:800;display:flex}.alert.info{color:#805d33;background:#ffffffb3}.alert.warning{color:#926b1d;background:#fff4ccdb}.alert.error{color:#b93b61;background:#ffe6ece6}.viewer-wrapper,.viewer-container,.viewer-surface{width:100%;height:100%;position:absolute;inset:0}.viewer-wrapper{z-index:2;background:#120d15;overflow:hidden}.viewer-container{cursor:grab}.viewer-container:active{cursor:grabbing}.viewer-surface{touch-action:none;-webkit-user-select:none;user-select:none}.viewer-surface canvas{display:block;width:100%!important;height:100%!important}.loading-layer{z-index:4;pointer-events:none;color:#ffffffe6;opacity:1;background:radial-gradient(circle,#120d156b,#120d15e0);place-items:center;gap:16px;transition:opacity .4s;display:grid;position:absolute;inset:0}.loading-layer.ready{-webkit-backdrop-filter:blur(14px);background:#18111c57;border:1px solid #ffffff2e;border-radius:18px;width:min(250px,100vw - 44px);min-height:46px;padding:10px 12px;display:flex;inset:auto 22px 94px auto}.loading-layer p{text-align:center;max-width:min(420px,74vw);margin:0;font-size:.8rem;font-weight:800;line-height:1.45}.loading-orb{border:2px solid #ffffff38;border-top-color:#ffd1e6eb;border-radius:999px;width:42px;height:42px;animation:.95s linear infinite spin}.loading-layer.ready .loading-orb{background:#92ffc6;border-width:0;width:12px;height:12px;animation:none;box-shadow:0 0 18px #92ffc6b8}@keyframes spin{to{transform:rotate(360deg)}}.viewer-status{right:max(18px, env(safe-area-inset-right));top:max(18px, env(safe-area-inset-top));z-index:22;flex-wrap:wrap;justify-content:flex-end;gap:8px;max-width:min(44vw,520px);transition:opacity .35s,transform .35s,filter .35s;display:flex;position:fixed}.viewer-status.faded{opacity:.22;filter:saturate(.84);transform:translateY(-4px)scale(.985)}.viewer-status:hover,.viewer-status:focus-within{opacity:1;filter:none;transform:translateY(0)scale(1)}.viewer-status span,.viewer-status strong,.view-readout span{color:#ffffffe0;-webkit-backdrop-filter:blur(16px);background:#18111c7a}.hotspot-panel{left:max(18px, env(safe-area-inset-left));bottom:max(26px, env(safe-area-inset-bottom));z-index:20;color:#ffffffe6;-webkit-backdrop-filter:blur(22px)saturate(130%);background:#18111c80;border:1px solid #ffffff38;border-radius:28px;width:min(350px,100vw - 36px);padding:18px;position:fixed;box-shadow:0 18px 54px #00000047}.hotspot-panel.collapsed{border-radius:999px;width:auto;min-width:0;padding:8px}.hotspot-panel.collapsed .hotspot-panel-copy,.hotspot-panel.collapsed .hotspot-list{display:none}.hotspot-panel.collapsed .hotspot-toggle{color:#ffffffe0;background:#ffffff1f;min-height:42px;padding:0 18px;position:static}.hotspot-panel h2{font-family:var(--display-font);letter-spacing:-.04em;margin:0;font-size:1.9rem}.hotspot-panel p{color:#ffffffa3;margin:8px 0 16px;font-size:.88rem;line-height:1.65}.hotspot-toggle{color:#ffffffc2;background:#ffffff1f}.hotspot-list{gap:8px;display:grid}.hotspot-chip{color:#ffffffd1;cursor:pointer;background:#ffffff14;border:1px solid #ffffff29;border-radius:18px;justify-content:space-between;align-items:center;gap:12px;width:100%;min-height:48px;padding:8px 12px;display:flex}.hotspot-chip.active{color:#fff;background:#ffe08a2e;border-color:#ffe08ab8}.hotspot-chip span{font-weight:900}.hotspot-chip small{color:#ffffff8c;white-space:nowrap;font-size:.72rem}.view-readout{right:max(18px, env(safe-area-inset-right));bottom:max(18px, env(safe-area-inset-bottom));z-index:20;flex-wrap:nowrap;justify-content:flex-end;gap:6px;max-width:min(196px,100vw - 36px);display:flex;position:fixed}.control-bar{right:max(18px, env(safe-area-inset-right));bottom:max(18px, env(safe-area-inset-bottom));z-index:24;max-width:min(640px,100vw - 250px);box-shadow:none;-webkit-backdrop-filter:none;background:0 0;border:0;border-radius:999px;flex-wrap:wrap;justify-content:flex-end;gap:6px;padding:0;display:flex;position:fixed;transform:none}.control-bar-group{-webkit-backdrop-filter:blur(16px)saturate(132%);background:#fffbf885;border:1px solid #ffffff38;border-radius:999px;align-items:center;gap:6px;padding:6px;display:inline-flex;box-shadow:0 10px 26px #2d1f2629}.tool-button{color:#3a2a33bd;cursor:pointer;min-width:0;min-height:42px;font:inherit;letter-spacing:-.01em;background:#ffffff80;border:0;border-radius:999px;justify-content:center;align-items:center;gap:6px;padding:0 12px;font-size:.79rem;font-weight:900;display:inline-flex}.tool-button.compact{width:42px;padding:0}.tool-button.compact span{display:none}.tool-glyph{justify-content:center;width:16px;font-size:.96rem;line-height:1;display:inline-flex}.tool-button.primary{color:#fff;background:linear-gradient(135deg,#ff81b2,#f6b96e);box-shadow:0 10px 20px #ff7fb63d}.tool-button.active{color:#3a2a33;background:#ffe08a}.modal-overlay{z-index:60;-webkit-backdrop-filter:blur(8px);background:#241c226b;place-items:center;padding:22px;display:grid;position:fixed;inset:0}.modal-content{background:#fffaf6eb;border:1px solid #fffc;border-radius:32px;width:min(460px,100%);padding:30px;position:relative;box-shadow:0 34px 90px #2d1f2647}.modal-content h2{font-family:var(--display-font);letter-spacing:-.05em;margin:0 0 18px;font-size:2.4rem}.close-btn{width:40px;height:40px;color:var(--ink);cursor:pointer;background:#ffffffbd;border:0;border-radius:999px;place-items:center;display:grid;position:absolute;top:16px;right:16px}.help-list{gap:12px;margin:0;padding:0;list-style:none;display:grid}.help-list li{color:#3a2a33b8;align-items:flex-start;gap:12px;line-height:1.62;display:flex}.help-list strong{color:var(--ink)}.help-list .icon{color:#fff;background:linear-gradient(135deg,#ff87b7,#f5b66f);border-radius:14px;flex:0 0 38px;place-items:center;height:38px;font-size:.8rem;font-weight:900;display:grid}.modal-note{color:#3a2a33a3;background:#ffffff9e;border-radius:18px;margin:20px 0 0;padding:12px 14px;font-size:.88rem;line-height:1.6}@media (width<=880px){.app-container{background:#120d15}.viewer-wrapper,.viewer-container,.viewer-surface{width:100vw;height:100dvh;min-height:100dvh;position:fixed;inset:0}.bg-decorative{display:none}.app-header{top:calc(env(safe-area-inset-top) + 10px);left:calc(env(safe-area-inset-left) + 12px);-webkit-backdrop-filter:blur(16px)saturate(125%);background:#fffaf594;border-color:#ffffff85;border-radius:999px;max-width:min(270px,100vw - 24px);min-height:44px;padding:8px 70px 8px 14px;box-shadow:0 10px 28px #0a080c2e}.app-header h1,.app-header p{display:none}.app-header .brand-mark{color:#3a2a33b8;margin:0;font-size:.7rem}.app-header .panel-collapse-btn{background:#ffffffb3;min-height:30px;padding:0 12px;top:7px;right:7px}.upload-wrapper{padding-top:112px}.upload-box{border-radius:34px;min-height:460px}.viewer-status,.loading-layer.ready{display:none}.hotspot-panel{left:12px;right:auto;bottom:calc(env(safe-area-inset-bottom) + 78px);opacity:.82;-webkit-backdrop-filter:blur(14px)saturate(125%);background:#18111c6b;border-radius:999px;width:auto;padding:7px}.hotspot-panel.collapsed{border-radius:999px;width:auto;right:auto}.hotspot-panel .hotspot-panel-copy,.hotspot-panel .hotspot-list,.hotspot-panel p{display:none}.hotspot-panel .hotspot-toggle{color:#ffffffe6;min-height:40px;box-shadow:none;background:#ffffff1f;padding:0 16px;position:static}.view-readout{display:none}.control-bar{left:auto;right:10px;bottom:calc(env(safe-area-inset-bottom) + 14px);opacity:.88;justify-content:flex-end;gap:5px;max-width:calc(100vw - 20px)}.control-bar-group{background:#fffbf86b;gap:4px;padding:4px;box-shadow:0 8px 18px #0a080c29}.tool-button{width:39px;min-height:39px;padding:0}.tool-button span{display:none}}@media (width<=880px) and (orientation:landscape){.app-container,.main-content,.viewer-wrapper,.viewer-container,.viewer-surface{height:100dvh;min-height:100dvh}.app-header{max-width:196px;min-height:38px;padding:6px 62px 6px 12px}.app-header .brand-mark{font-size:.62rem}.app-header .panel-collapse-btn{min-height:28px;font-size:.72rem;top:5px;right:5px}.hotspot-panel{bottom:calc(env(safe-area-inset-bottom) + 12px)}.control-bar{right:calc(env(safe-area-inset-right) + 10px);bottom:calc(env(safe-area-inset-bottom) + 10px)}.control-bar-group{padding:3px}.tool-button{width:36px;min-height:36px}}@media (width<=520px){.app-header h1{font-size:1.65rem}.upload-title{font-size:2.3rem}.upload-subtitle{font-size:.94rem}.upload-specs span{min-height:30px;font-size:.76rem}}