@import "https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap";:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#080a0f;--surface:#10151db3;--surface-blur:blur(14px);--glass-border:1px solid #ffffff14;--line:#ffffff0f;--text:#f2ede4;--muted:#aea696;--accent:#c99635;--accent-glow:#c9963533;--gradient:linear-gradient(180deg, #ddb253, #c99635);--success:#2f6f57;--danger:#8f4d46;--shadow-lg:0 28px 72px #0006}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100%}body{background:radial-gradient(circle at 0% 0%, #c9963508 0%, transparent 50%), var(--bg);color:var(--text);font-family:Plus Jakarta Sans,system-ui,sans-serif;position:relative;overflow:hidden}body:before{content:"";filter:blur(100px);z-index:-1;background-image:radial-gradient(circle at 20% 30%,#f59e0b08 0%,#0000 40%),radial-gradient(circle at 80% 70%,#3b82f608 0%,#0000 40%);animation:20s ease-in-out infinite alternate backgroundPulse;position:fixed;inset:0}@keyframes backgroundPulse{0%{transform:scale(1)translate(0)}50%{transform:scale(1.1)translate(20px,-20px)}to{transform:scale(1.2)translate(-20px,20px)}}button,input{font:inherit}button{border:none}.page-shell{justify-content:center;align-items:center;height:100svh;padding:clamp(12px,3.5vh,40px) 14px;display:flex;overflow:hidden}.app-shell{background:var(--surface);width:min(1200px,100%);height:100%;max-height:780px;-webkit-backdrop-filter:var(--surface-blur);backdrop-filter:var(--surface-blur);border:var(--glass-border);box-shadow:var(--shadow-lg);border-radius:36px;grid-template-columns:minmax(340px,.8fr) minmax(460px,1.2fr);margin:0;display:grid;position:relative;overflow:hidden}.app-shell:after{content:"";background:linear-gradient(90deg,#0000,#fff3,#0000);height:1px;position:absolute;top:0;left:0;right:0}.intro-panel,.game-panel{height:100%;min-height:0;padding:clamp(16px,3.5vh,26px) clamp(20px,3vw,28px);overflow-y:auto}.intro-panel{background:linear-gradient(#0c1017fa,#0a0d13fa);border-right:1px solid #ffffff0f;align-content:center;gap:22px;display:grid}.section-kicker,.feedback-label,.hud-item span,.history-meta{text-transform:uppercase;letter-spacing:.18em;color:var(--muted);font-size:.72rem}.intro-panel h1{letter-spacing:-.04em;background:linear-gradient(135deg,#fff 10%,#fbd58e 55%,#c99635 100%);-webkit-text-fill-color:transparent;color:#0000;-webkit-background-clip:text;background-clip:text;max-width:8ch;font-family:Plus Jakarta Sans,sans-serif;font-size:clamp(3.2rem,4.5vw,4.8rem);font-weight:800;line-height:1.1}.intro-copy{max-width:28ch;color:var(--muted);font-size:1.05rem;line-height:1.6}.origin-block{border:1px solid var(--line);background:#ffffff05;border-radius:22px;padding:18px 20px}.origin-block code{color:var(--text);margin-top:10px;font-family:IBM Plex Mono,monospace;font-size:.98rem;line-height:1.7;display:block}.signature{color:var(--muted);margin-top:auto;font-size:.9rem;line-height:1.55}.signature strong{color:var(--text)}.game-panel{grid-template-rows:auto auto auto auto 1fr;gap:14px;display:grid}.panel-header{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.panel-intro{gap:8px;display:grid}.panel-header h2{letter-spacing:-.04em;margin-top:4px;font-family:Plus Jakarta Sans,sans-serif;font-size:clamp(1.8rem,2.3vw,2.4rem);font-weight:700;line-height:1.02}.panel-summary{max-width:34ch;color:var(--muted);font-size:.95rem;line-height:1.5}.ghost-button,.primary-button{cursor:pointer;transition:transform .16s,background-color .16s,border-color .16s,color .16s}.ghost-button{color:#f2ede4;white-space:nowrap;background:#ffffff05;border:1px solid #c9963580;border-radius:999px;min-height:52px;padding:0 24px;font-family:Plus Jakarta Sans,sans-serif;font-size:.94rem;font-weight:600}.ghost-button:hover{border-color:var(--accent);background:#c996350d;transform:translateY(-1px)}.hud-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.hud-item{background:#ffffff08;border:1px solid #ffffff0d;border-radius:24px;align-content:center;gap:clamp(4px,1vh,10px);min-height:clamp(74px,11vh,110px);padding:clamp(12px,2.5vh,20px) 24px;transition:all .3s cubic-bezier(.4,0,.2,1);display:grid}.hud-item:hover{background:#ffffff0f;border-color:#ffffff1f;transform:translateY(-2px)}.hud-item strong{letter-spacing:-.04em;font-family:Plus Jakarta Sans,sans-serif;font-size:1.8rem;font-weight:800}.feedback-panel{border:1px solid var(--line);background:#ffffff06;border-radius:22px;align-content:center;gap:clamp(4px,1vh,8px);min-height:clamp(64px,9vh,88px);padding:clamp(10px,1.5vh,14px) 18px;display:grid}.feedback-panel p{font-size:.98rem;line-height:1.5}.feedback-error{background:#8f4d461c;border-color:#8f4d4675}.feedback-low,.feedback-high{background:#c9963514;border-color:#c996355c}.feedback-success{background:#2f6f5729;border-color:#2f6f5780}.play-block{border-bottom:1px solid #ffffff0f;padding:12px 0 16px}.guess-form{gap:10px;display:grid}.guess-form label{color:var(--muted);font-size:.92rem}.guess-row{grid-template-columns:minmax(0,1.2fr) minmax(180px,.8fr);align-items:stretch;gap:16px;display:grid}.guess-row input[type=number]{width:100%;min-width:0;height:clamp(52px,8vh,64px);color:var(--text);letter-spacing:-.04em;background:#ffffff05;border:1px solid #c9963566;border-radius:20px;outline:none;padding:0 24px;font-family:Plus Jakarta Sans,sans-serif;font-size:clamp(1.3rem,2vh,1.6rem);font-weight:700;transition:all .3s}.guess-row input[type=number]:focus{border-color:var(--accent);box-shadow:0 0 20px var(--accent-glow);background:#ffffff0f}.guess-row input[type=number]:disabled{opacity:.56;cursor:not-allowed}.guess-row input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.guess-row input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.primary-button{background:var(--gradient);color:#17120a;text-transform:none;letter-spacing:0;height:clamp(52px,8vh,64px);box-shadow:0 4px 15px -1px var(--accent-glow);border-radius:20px;padding:0 24px;font-family:Plus Jakarta Sans,sans-serif;font-size:1rem;font-weight:800}.primary-button:hover{box-shadow:0 8px 25px -2px var(--accent-glow);transform:translateY(-2px)scale(1.02)}.primary-button:active{transform:translateY(0)}.detail-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:14px;min-height:0;display:grid}.range-panel,.history-panel{border-top:1px solid #ffffff0f;align-content:start;gap:10px;min-height:0;padding-top:12px;display:grid}.range-copy strong{letter-spacing:-.04em;color:var(--accent);background:0 0;-webkit-background-clip:initial;background-clip:initial;-webkit-text-fill-color:initial;margin:12px 0 8px;font-family:Plus Jakarta Sans,sans-serif;font-size:2.2rem;font-weight:800;display:block}.range-copy p,.range-caption,.history-empty{color:var(--muted);font-size:.95rem;line-height:1.48}.range-meter{background:#ffffff0f;border-radius:999px;width:100%;height:10px;overflow:hidden}.range-meter-fill{border-radius:inherit;background:var(--accent);height:100%;transition:width .22s}.history-header{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.history-list{flex-wrap:wrap;align-content:start;gap:8px;display:flex}.history-pill{border:1px solid var(--line);background:#ffffff06;border-radius:999px;padding:.52rem .78rem;font-family:IBM Plex Mono,monospace;font-size:.82rem}@media (width<=980px){body{overflow-y:auto}.page-shell{height:auto;padding:18px;overflow:visible}.app-shell{grid-template-columns:1fr;height:auto;max-height:none}.intro-panel,.game-panel{padding:22px}.intro-panel{border-bottom:1px solid #ffffff0f;border-right:none}.game-panel{grid-template-rows:auto}.detail-grid{grid-template-columns:1fr}}@media (width<=640px){.panel-header,.history-header{flex-direction:column}.panel-summary{max-width:100%}.hud-grid,.guess-row,.detail-grid{grid-template-columns:1fr}.intro-panel h1{font-size:clamp(2.7rem,15vw,4rem)}.range-copy strong{font-size:1.55rem}}