:root{font-family:Inter,HarmonyOS Sans SC,Microsoft YaHei UI,Microsoft YaHei,system-ui,sans-serif;color:#10231f;background:#e7eee9;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #10231f;--muted: #60736e;--paper: #fbfdf9;--line: #c9d8d2;--deep: #153c37;--teal: #14b8a6;--amber: #f59e0b;--blue: #2563eb;--danger: #b42318;--shadow: 0 18px 50px rgba(21, 60, 55, .14)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}button,input,textarea{font:inherit}button{cursor:pointer}.app-shell{width:min(1440px,100%);margin:0 auto;padding:24px}.hero-panel{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;min-height:190px;margin-bottom:18px;padding:clamp(24px,4vw,48px);overflow:hidden;border-radius:8px;color:#f6fff9;background:linear-gradient(115deg,#113732f5,#17544ee6),repeating-linear-gradient(90deg,transparent 0 34px,rgba(255,255,255,.08) 35px 36px);box-shadow:var(--shadow)}.hero-panel:after{content:"";position:absolute;inset:auto -10% -72px 36%;height:190px;border-top:1px solid rgba(255,255,255,.18);background:linear-gradient(90deg,transparent 0 18px,rgba(20,184,166,.16) 18px 20px,transparent 20px 42px),linear-gradient(0deg,rgba(255,255,255,.07),transparent);transform:rotate(-5deg)}.eyebrow,.panel-kicker{margin:0 0 8px;color:#14b8a6;font-size:12px;font-weight:800;letter-spacing:0;text-transform:uppercase}.hero-panel h1{position:relative;z-index:1;max-width:780px;margin:0;font-size:clamp(31px,5vw,68px);line-height:.98;letter-spacing:0}.hero-meter{position:relative;z-index:1;display:grid;width:174px;aspect-ratio:1;place-items:center;border:1px solid rgba(255,255,255,.22);border-radius:50%;background:radial-gradient(circle,rgba(246,255,249,.08) 0 42%,transparent 43%),conic-gradient(from -90deg,#14b8a6d9,#f59e0bcc,#2563ebc7,#14b8a6d9)}.hero-meter span,.hero-meter small{position:absolute;font-weight:800}.hero-meter span{top:18px;color:#ffffffc2}.hero-meter strong{display:grid;width:112px;aspect-ratio:1;place-items:center;border-radius:50%;background:#10231f;font-size:35px}.hero-meter small{bottom:18px;max-width:142px;color:#ffffffdb;font-size:11px;text-align:center}.workspace-grid{display:grid;grid-template-columns:minmax(330px,430px) minmax(0,1fr);gap:18px;align-items:start}.control-column,.result-column{display:grid;gap:18px}.panel{border:1px solid rgba(20,60,55,.12);border-radius:8px;background:#fbfdf9eb;box-shadow:0 10px 26px #153c3714}.panel-heading{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:20px 20px 12px}.panel-heading h2{margin:0;font-size:21px}.input-panel{overflow:hidden}.text-recognizer{display:grid;gap:10px;padding:0 20px 18px}.text-recognizer label{color:var(--muted);font-size:13px;font-weight:800}textarea{min-height:98px;resize:vertical;border:1px solid var(--line);border-radius:8px;padding:12px;background:#fff;color:var(--ink);outline:none}textarea:focus,input:focus{border-color:var(--teal);box-shadow:0 0 0 3px #14b8a629}.secondary-button,.icon-button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);font-weight:800}.secondary-button{gap:8px;padding:0 14px}.secondary-button.compact{min-height:36px;font-size:13px}.icon-button{width:40px;aspect-ratio:1}.status-pill{display:flex;gap:9px;align-items:center;padding:12px 20px;border-top:1px solid rgba(20,60,55,.09);color:var(--muted);font-size:13px;font-weight:700}.status-pill.done{color:#087f5b}.status-pill.error{color:var(--danger)}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.form-stack{display:grid;gap:16px;padding:0 20px 20px}.field-group{margin:0;padding:0;border:0}.field-group legend{margin-bottom:8px;color:var(--muted);font-size:13px;font-weight:900}.field-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.field-grid label{display:grid;gap:5px;min-width:0}.field-grid label span{font-size:12px;font-weight:900}.unit-input{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;border:1px solid var(--line);border-radius:8px;background:#fff}.unit-input input{min-width:0;width:100%;border:0;padding:10px 4px 10px 10px;background:transparent;color:var(--ink);font-weight:800;outline:none}.unit-input em{padding-right:9px;color:var(--muted);font-size:12px;font-style:normal;font-weight:800}.choice-row,.range-row{display:flex;gap:12px;align-items:center;justify-content:space-between;padding-top:2px}.choice-row>span,.range-row>span{color:var(--muted);font-size:13px;font-weight:900}.segmented{display:inline-grid;grid-template-columns:1fr 1fr;padding:4px;border:1px solid var(--line);border-radius:8px;background:#eef4f1}.segmented button{min-width:68px;min-height:34px;border:0;border-radius:6px;background:transparent;color:var(--muted);font-weight:900}.segmented button.active{background:#153c37;color:#fff}.range-row{flex-wrap:wrap;justify-content:flex-start}.range-row strong{color:var(--deep)}.range-row small{color:var(--muted)}.diagram-panel{overflow:hidden}.phi-badge{display:inline-flex;align-items:center;min-height:32px;padding:0 12px;border-radius:999px;background:#fff4d8;color:#8a5200;font-weight:900}.vector-wrap{display:grid;justify-items:center;gap:10px;padding:0 14px 20px}.vector-wrap svg{width:min(100%,860px);height:auto;border-radius:8px;background:linear-gradient(transparent 31px,#143c370f 32px),linear-gradient(90deg,transparent 31px,rgba(20,60,55,.06) 32px),#f7fbf7;background-size:32px 32px}.scope-circle{fill:none;stroke:#b8cbc4;stroke-width:1.4}.scope-circle.inner{stroke-dasharray:4 7}.tick{stroke:#9eb5ad;stroke-width:1}.tick.major{stroke:#153c37;stroke-width:1.4}.real-voltage-line,.current-line{stroke-linecap:round;stroke-width:3}.real-voltage-line{stroke:var(--teal)}.current-line{stroke:var(--blue);stroke-width:3}.origin-dot{fill:#153c37}.label-backplate{fill:#f7fbf7f0;stroke:#153c371f;stroke-width:1}.voltage-label-leader,.current-label-leader{fill:none;stroke-width:1.1;stroke-dasharray:3 5}.voltage-label-leader{stroke:#f59e0b8c}.current-label-leader{stroke:#2563eb80}.angle-label,.real-label,.meter-label,.current-label,.current-angle{font-weight:900;paint-order:stroke;stroke:#f7fbf7;stroke-width:4px;stroke-linejoin:round}.angle-label{fill:#819892;font-size:10px}.real-label{fill:#087f72;font-size:16px}.meter-label{fill:#087f72;font-size:12px}.current-label{fill:#174ea6;font-size:11px}.current-angle{fill:#50617c;font-size:9.5px}.legend-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;color:var(--muted);font-size:12px;font-weight:900}.mapping-board{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;width:min(100%,680px)}.mapping-board div{display:flex;flex-wrap:wrap;gap:8px;align-items:center;min-width:0;padding:10px;border:1px solid rgba(20,60,55,.1);border-radius:8px;background:#f4f8f5}.mapping-board strong{color:var(--deep);font-size:12px;font-weight:900}.mapping-board span{display:inline-flex;min-height:25px;align-items:center;padding:0 8px;border-radius:999px;background:#fff;color:#253f39;font-size:12px;font-weight:900;white-space:nowrap}.legend-row span{display:inline-flex;gap:6px;align-items:center}.swatch{width:18px;height:3px;border-radius:999px}.swatch.voltage{background:var(--teal)}.swatch.current{background:var(--blue)}.answer-panel{padding-bottom:8px}.warning-list,.ok-line,.summary-strip,.process-list{margin:0 20px 16px}.warning-list{display:grid;gap:8px}.warning-list p,.ok-line{display:flex;gap:8px;align-items:flex-start;padding:10px 12px;border-radius:8px;font-size:13px;font-weight:800}.warning-list p{margin:0;background:#fff0ed;color:var(--danger)}.ok-line{background:#e8f8ef;color:#087f5b}.summary-strip{display:grid;grid-template-columns:.6fr 1.7fr 1fr;gap:10px}.summary-strip div{display:grid;gap:6px;min-width:0;padding:12px;border:1px solid rgba(20,60,55,.1);border-radius:8px;background:#f4f8f5}.summary-strip span{color:var(--muted);font-size:12px;font-weight:900}.summary-strip strong{min-width:0;overflow-wrap:anywhere;color:var(--deep);font-size:15px}.process-list{display:grid;gap:10px;padding:0;list-style:none}.process-list li{display:grid;grid-template-columns:42px 1fr;gap:10px;align-items:start}.process-list li span{display:grid;min-height:32px;place-items:center;border-radius:8px;background:#153c37;color:#d7fff7;font-size:12px;font-weight:900}.process-list li p{min-width:0;margin:0;padding:7px 0;color:#253f39;line-height:1.65;overflow-wrap:anywhere}@media(max-width:1080px){.workspace-grid{grid-template-columns:1fr}.control-column{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}}@media(max-width:760px){.app-shell{padding:12px}.hero-panel{grid-template-columns:1fr;padding:24px}.hero-meter{width:132px}.hero-meter strong{width:86px;font-size:27px}.control-column,.field-grid,.summary-strip,.mapping-board{grid-template-columns:1fr}.panel-heading{padding:17px 16px 10px}.form-stack,.text-recognizer,.vector-wrap{padding-left:16px;padding-right:16px}.warning-list,.ok-line,.summary-strip,.process-list{margin-left:16px;margin-right:16px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}}