:root{--bg:#041112;--panel:#0a2021;--panel2:#0d292a;--line:#204344;--text:#f3fbf8;--muted:#95adab;--cyan:#24d8d3;--gold:#f0b96b;--shadow:0 24px 70px #0007}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 15% 5%,#123536 0,#061718 30%,var(--bg) 70%);color:var(--text);font-family:Inter,"Noto Sans TC","PingFang TC",system-ui,sans-serif;min-height:100vh}.shell{max-width:1440px;margin:auto;padding:28px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.topbar h1{font-size:1.35rem;margin:4px 0}.eyebrow{font-size:.72rem;letter-spacing:.18em;color:var(--cyan);font-weight:800}.layout{display:grid;grid-template-columns:minmax(360px,.82fr) minmax(520px,1.35fr);gap:16px}.right-col{display:grid;gap:16px}.panel{background:linear-gradient(145deg,#0c2627ed,#071b1cf5);border:1px solid #214344;border-radius:24px;box-shadow:var(--shadow);padding:24px}.compass-panel{display:flex;flex-direction:column;min-height:760px}.period{display:flex;justify-content:space-between;align-items:start}.period strong{display:block;font-size:3.3rem;line-height:1}.period span,.period p{color:var(--muted);margin:0}.compass-wrap{display:grid;place-items:center;flex:1;min-height:370px}.dial{width:min(88%,440px);aspect-ratio:1;border-radius:50%;position:relative;background:repeating-conic-gradient(from -7.5deg,#113536 0 15deg,#0a2526 15deg 30deg);border:2px solid #557877;box-shadow:inset 0 0 0 12px #061818,inset 0 0 0 14px #2c5252,0 20px 45px #0007;transition:transform .45s cubic-bezier(.2,.8,.2,1)}.dial:after{content:"";position:absolute;inset:24%;border-radius:50%;background:#082021;border:1px solid #35605f}.ticks span{position:absolute;inset:5px;display:flex;justify-content:center;padding-top:12px;font-weight:800;color:#c8dcda;transform:rotate(calc(var(--i)*15deg))}.ticks span em{font-style:normal;transform:rotate(calc(var(--i)*-15deg));font-size:.9rem}.needle{position:absolute;z-index:4;left:50%;top:-8px;transform:translateX(-50%);filter:drop-shadow(0 4px 7px #000)}.needle i{display:block;border-left:14px solid transparent;border-right:14px solid transparent;border-bottom:30px solid var(--gold)}.readout{position:absolute;z-index:3;inset:34%;border-radius:50%;background:#e9f1ef;color:#102524;display:grid;place-content:center;text-align:center;box-shadow:0 0 30px #0008}.readout strong{font:600 2.7rem Georgia,serif}.readout span{font-size:.8rem;color:#55706e}.direction-cards{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;text-align:center;margin:5px 0 16px}.direction-cards div{border:1px solid var(--line);border-radius:15px;padding:13px}.direction-cards span{display:block;color:var(--muted);font-size:.8rem}.direction-cards strong{font-size:1.8rem}.direction-cards b{color:var(--gold)}button,select,input{font:inherit}.primary,.secondary,.ghost{border-radius:12px;min-height:48px;font-weight:800;cursor:pointer}.primary{border:0;background:var(--cyan);color:#032020}.secondary,.ghost{margin-top:9px;background:transparent;color:var(--text);border:1px solid var(--line)}.ghost{margin:0;padding:0 16px}.range-label{display:flex;justify-content:space-between;margin-top:22px;color:var(--muted)}input[type=range]{accent-color:var(--cyan);width:100%;margin:12px 0}.hint{color:var(--muted);font-size:.82rem;margin:2px 0}.section-head{display:flex;align-items:start;justify-content:space-between;gap:16px}.section-head h2{margin:5px 0 0;font-size:1.45rem}.pill{padding:7px 10px;border:1px solid #2ac9c4;color:var(--cyan);border-radius:999px;font-size:.75rem}.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0}.fields label span{display:block;color:var(--muted);font-size:.82rem;margin-bottom:7px}select{width:100%;background:#06191a;color:var(--text);border:1px solid var(--line);border-radius:10px;padding:13px}.summary{border-top:1px solid var(--line);padding-top:17px;display:flex;justify-content:space-between;gap:16px}.summary span{color:var(--muted)}.legend{color:var(--muted);font-size:.75rem}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:#2b4d4e;border:1px solid #2b4d4e;border-radius:17px;overflow:hidden;margin-top:20px}.palace{background:#071a1b;min-height:145px;padding:13px;position:relative;display:grid;place-content:center;text-align:center}.palace.center{background:linear-gradient(145deg,#0c504f,#08706c)}.pair{position:absolute;left:12px;right:12px;top:10px;display:flex;justify-content:space-between;font-size:1.35rem;font-weight:800}.palace>strong{font:500 4rem Georgia,"Noto Serif TC",serif}.palace small{position:absolute;bottom:10px;left:12px;color:var(--muted)}.methods{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.methods div{border:1px solid var(--line);border-radius:14px;padding:16px}.methods span{font-size:.75rem;color:var(--cyan);letter-spacing:.1em}.methods strong{display:block;font-size:1.2rem;margin:7px 0}.methods p{color:var(--muted);font-size:.82rem;margin:0;line-height:1.5}dialog{max-width:510px;background:#0a2021;color:var(--text);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}dialog::backdrop{background:#000a;backdrop-filter:blur(5px)}dialog button{float:right;border:0;background:transparent;color:white;font-size:1.8rem;cursor:pointer}dialog p{color:#b6c7c5;line-height:1.7}@media(max-width:900px){.shell{padding:14px}.layout{grid-template-columns:1fr}.compass-panel{min-height:auto}.compass-wrap{min-height:410px}.fields{grid-template-columns:1fr}}@media(max-width:520px){.panel{padding:18px;border-radius:18px}.compass-wrap{min-height:330px}.dial{width:100%}.readout strong{font-size:2.2rem}.palace{min-height:116px;padding:8px}.palace>strong{font-size:3.1rem}.pair{font-size:1rem}.methods{grid-template-columns:1fr}.legend{display:none}}