:root{color-scheme:light dark;--bg: #ffffff;--surface: #ffffff;--border: rgba(0, 0, 0, .14);--muted: rgba(0, 0, 0, .55);--btn-bg: rgba(0, 0, 0, .06);--btn-hover-bg: rgba(0, 0, 0, .1);--btn-fg: #111827;--btn-active-bg: #111827;--btn-active-fg: #ffffff;--danger-fg: #b91c1c;--success-bg: #10b981;--success-fg: #ffffff;--canvas-bg: #ffffff;--ink: #111827;--radius: 18px;--radius-sm: 12px;--shadow: 0 18px 50px rgba(0, 0, 0, .12);--inner-highlight: rgba(255, 255, 255, .22);--inner-ring: rgba(0, 0, 0, .06)}@media(prefers-color-scheme:dark){:root{--bg: #181818;--surface: #1f1f1f;--border: rgba(255, 255, 255, .1);--muted: rgba(255, 255, 255, .56);--btn-bg: rgba(255, 255, 255, .07);--btn-hover-bg: rgba(255, 255, 255, .11);--btn-fg: rgba(255, 255, 255, .92);--btn-active-bg: rgba(255, 255, 255, .92);--btn-active-fg: #181818;--danger-fg: #fb7185;--success-bg: #10b981;--success-fg: #062018;--canvas-bg: #141414;--ink: rgba(255, 255, 255, .92);--shadow: 0 18px 50px rgba(0, 0, 0, .65);--inner-highlight: rgba(255, 255, 255, .1);--inner-ring: rgba(255, 255, 255, .04)}}*{box-sizing:border-box;touch-action:none}html,body{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";background:var(--bg);color:var(--btn-fg)}.app{min-height:100%;display:flex;flex-direction:column}header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.header-inner{width:100%;margin:0;padding-top:10px;padding-bottom:10px;padding-left:max(8px,env(safe-area-inset-left));padding-right:max(8px,env(safe-area-inset-right));display:flex;gap:8px;align-items:center;flex-wrap:nowrap}.brand{display:flex;align-items:center;gap:8px;min-width:0;flex:0 1 auto}.dot{width:9px;height:9px;border-radius:999px;background:var(--success-bg);box-shadow:0 0 0 3px color-mix(in srgb,var(--success-bg) 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srgb,var(--calc-accent) 30%,var(--calc-border))}.energy-settings-thousands:checked+.energy-settings-slider{transform:translate(20px)}.energy-panel.is-dragging{user-select:none;-webkit-user-select:none}.energy-multi-view{display:grid;grid-template-columns:320px 320px;height:480px}.energy-multi-view[hidden],.energy-simple-view[hidden]{display:none}.energy-multi-sidebar{display:flex;flex-direction:column;padding:10px;gap:8px;border-right:1px solid var(--calc-border);background:var(--calc-surface)}.energy-multi-sidebar .energy-input-group{gap:4px}.energy-multi-sidebar .energy-input-group:first-of-type .energy-input{padding:12px;font-size:16px;min-height:44px;border-radius:12px}.energy-multi-sidebar .energy-input{padding:8px;font-size:14px;min-height:36px;border-radius:8px}.energy-multi-sidebar .energy-slider{margin-top:8px;margin-bottom:8px}.energy-multi-form-title{font-size:11px;font-weight:700;color:var(--calc-muted);text-transform:uppercase;letter-spacing:.5px;padding:2px 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ease}.energy-trip-card:hover{background:var(--calc-display-bg)}.energy-trip-card-name{flex:1;color:var(--calc-text);font-size:13px;font-weight:600;font-family:var(--calc-font)}.energy-trip-card-subtotal{font-size:13px;font-weight:700;color:var(--calc-accent);margin-right:4px}.energy-trip-delete{background:transparent;border:none;color:var(--calc-muted);font-size:16px;cursor:pointer;padding:4px;border-radius:6px;width:24px;height:24px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s ease,color .15s ease}.energy-trip-delete:hover{background:color-mix(in srgb,#ef4444 10%,transparent);color:#ef4444}.energy-multi-total{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--calc-display-bg);border-radius:10px;border:1px solid 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var(--calc-border);border-radius:12px;padding:20px;min-width:320px;max-width:92%;box-shadow:0 4px 20px #0000004d}.energy-modal-message{font-size:14px;font-weight:600;color:var(--calc-text);text-align:center;margin-bottom:20px}.energy-modal-actions{display:flex;gap:10px;justify-content:center}.energy-modal-btn{flex:1;padding:10px 16px;border-radius:8px;font-size:13px;font-weight:600;font-family:var(--calc-font);cursor:pointer;transition:background .15s ease,color .15s ease}.energy-modal-cancel{background:transparent;border:1px solid var(--calc-border);color:var(--calc-muted)}.energy-modal-cancel:hover{background:var(--calc-display-bg);color:var(--calc-text)}.energy-modal-confirm{background:#ef4444;border:none;color:#fff}.energy-modal-confirm:hover{background:#dc2626}@media(max-width:700px){.energy-panel.is-multi-mode{width:calc(100vw - 24px);right:12px}.energy-multi-view{grid-template-columns:1fr;height:auto;max-height:80vh}.energy-multi-sidebar{border-right:none;border-bottom:1px solid var(--calc-border)}.energy-multi-right{max-height:400px}}@media(max-width:599px){.energy-mode-switch{display:none}}@media(max-width:420px){.energy-panel{width:calc(100vw - 24px);right:12px}.energy-input{font-size:16px}}.floating-dock{position:fixed;right:16px;bottom:16px;z-index:2147483647;display:flex;flex-direction:column;gap:8px;padding:8px;border-radius:32px;border:1px solid var(--calc-border);background:var(--calc-surface);box-shadow:var(--calc-shadow);cursor:grab;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}.floating-dock:active,.floating-dock.is-dragging{cursor:grabbing}.floating-dock.is-dragging{user-select:none;-webkit-user-select:none}.dock-btn{width:44px;height:44px;padding:0;border-radius:50%;border:1px solid var(--calc-border);background:var(--calc-btn);color:var(--calc-text);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s ease,transform .1s ease;font-family:var(--calc-font);-webkit-tap-highlight-color:transparent}.dock-btn:hover{background:var(--calc-btn-hover)}.dock-btn:active{transform:scale(.95)}.dock-btn svg{width:20px;height:20px;opacity:.9;display:block;flex-shrink:0}.dock-btn-calc{background:color-mix(in srgb,var(--calc-accent) 15%,var(--calc-btn))}.dock-btn-calc:hover{background:color-mix(in srgb,var(--calc-accent) 25%,var(--calc-btn-hover))}.dock-btn-energy{background:color-mix(in srgb,#f59e0b 15%,var(--calc-btn))}.dock-btn-energy:hover{background:color-mix(in srgb,#f59e0b 25%,var(--calc-btn-hover))}@media(max-width:420px){.floating-dock{right:12px;bottom:12px;padding:6px;gap:6px}.dock-btn{width:40px;height:40px}.dock-btn svg{width:18px;height:18px}}