@import"https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&family=DM+Mono:wght@400;500&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;transition-timing-function:ease-out}html,body{height:100%}body{font-family:DM Sans,sans-serif;-webkit-font-smoothing:antialiased}input,button,select{font-family:inherit}input::-webkit-outer-spin-button,input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}.app-root{--accent: #2563EB;--accent-light: #DBEAFE;--accent-dim: #93C5FD}.app-root[data-scheme=orange]{--accent: #EA580C;--accent-light: #FFEDD5;--accent-dim: #FDB894}.app-root[data-scheme=green]{--accent: #16A34A;--accent-light: #DCFCE7;--accent-dim: #86EFAC}:root{--alert-color: #DC2626}@keyframes alertFadeInOut{0%{color:inherit;transform:scale(1)}8%{color:var(--alert-color);transform:scale(1.2) translate(-2px)}20%{transform:scale(1.2) translate(2px)}32%{transform:scale(1.2) translate(-2px)}44%{transform:scale(1.2) translate(2px)}56%{transform:scale(1.15) translate(0);color:var(--alert-color)}to{color:inherit;transform:scale(1)}}.alert-flash{animation:alertFadeInOut .65s ease-out forwards;font-weight:700;display:inline-block}.app-root{--bg: #F8F9FC;--surface: #FFFFFF;--surface-alt: #F1F3F9;--border: #E2E6F0;--text: #111827;--text-sub: #4B5563;--text-muted: #9CA3AF;--accent-bg: var(--accent-light);--accent-text: var(--accent);--input-bg: #F8F9FC;--shadow: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 16px rgba(0,0,0,.1)}.app-root.dark{--bg: #0F1117;--surface: #1A1D27;--surface-alt: #22263A;--border: #2E3347;--text: #E8EAF0;--text-sub: #9099B3;--text-muted: #555E7A;--accent-bg: color-mix(in srgb, var(--accent-light) 15%, transparent);--accent-text: var(--accent-dim);--input-bg: #0F1117;--shadow: 0 1px 3px rgba(0,0,0,.5);--shadow-md: 0 4px 16px rgba(0,0,0,.4)}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.app-root{background:var(--bg);color:var(--text);min-height:100dvh;display:flex;flex-direction:column;transition:background .25s,color .25s}.app-header{background:var(--surface);border-bottom:1px solid var(--border);padding:0 20px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;box-shadow:var(--shadow);transition:background .25s,border-color .25s}.header-brand{display:flex;align-items:center;gap:10px}.brand-icon{width:28px;height:28px;border-radius:7px;overflow:hidden;flex-shrink:0}.brand-name{font-weight:600;font-size:15px;letter-spacing:-.01em;color:var(--text)}.header-controls{display:flex;align-items:center;gap:10px}.scheme-dots{display:flex;gap:5px}.scheme-dot{width:20px;height:20px;border-radius:50%;border:2px solid transparent;cursor:pointer;outline:none;padding:0;transition:box-shadow .2s,border-color .2s}.scheme-dot.active{border-color:var(--text);box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--accent)}.dark-toggle{width:44px;height:24px;border-radius:12px;background:var(--border);border:none;cursor:pointer;position:relative;transition:background .2s ease-in-out;padding:0;flex-shrink:0}.dark-toggle.on{background:var(--accent)}.dark-toggle-knob{position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;font-size:10px;transition:left .2s ease-in-out}.dark-toggle.on .dark-toggle-knob{left:23px}.tab-bar{background:var(--surface);border-bottom:1px solid var(--border);overflow-x:auto;display:flex;padding:0 16px;scrollbar-width:none;transition:background .25s,border-color .25s}.tab-bar::-webkit-scrollbar{display:none}.tab-btn{display:flex;align-items:center;gap:5px;padding:12px 14px;white-space:nowrap;flex-shrink:0;background:none;border:none;border-bottom:2px solid transparent;color:var(--text-sub);font-size:13px;font-weight:400;cursor:pointer;margin-bottom:-1px;transition:color .15s,border-color .15s}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tab-icon{font-size:14px;display:flex;align-items:center}.app-main{flex:1;overflow-y:auto;padding:24px 20px 16px}.content-wrap{max-width:480px;margin:0 auto}.page-title{margin-bottom:22px}.page-title h1{font-size:20px;font-weight:600;letter-spacing:-.02em;color:var(--text);display:flex;align-items:center;gap:6px}.info-icon-btn{display:inline-flex;align-items:center;justify-content:center;min-width:36px;min-height:36px;border-radius:50%;background:none;border:none;color:var(--text-muted);cursor:pointer;padding:8px;flex-shrink:0;transition:color 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.25s}.legal-footer-links{display:flex;justify-content:center;align-items:center;gap:10px;flex-wrap:wrap}.legal-footer-link{font-size:11px;color:var(--text-muted);text-decoration:none;font-weight:500;transition:color .15s}.legal-footer-link:hover{color:var(--accent)}.legal-footer-sep{font-size:11px;color:var(--border);-webkit-user-select:none;user-select:none}.legal-footer-copy{font-size:10px;color:var(--text-muted);margin-top:4px}.tab-bar{display:flex}.bottom-nav{display:none}@media(display-mode:standalone){.tab-bar{display:none}.bottom-nav{display:grid;position:fixed;bottom:0;left:0;right:0}.app-main{padding-bottom:200px}.app-header{padding-top:env(safe-area-inset-top);height:calc(56px + env(safe-area-inset-top))}}.bottom-nav{background:var(--surface);border-top:1px solid var(--border);grid-template-columns:repeat(4,1fr);padding-bottom:env(safe-area-inset-bottom,0px);position:sticky;bottom:0;z-index:50;transition:background .25s,border-color .25s}.bottom-nav-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:none;border:none;cursor:pointer;height:68px;padding:0 0 14px;position:relative;color:var(--text-sub)}.bottom-nav-btn.active{color:var(--accent)}.bottom-nav-icon{font-size:18px;line-height:1;display:flex;align-items:center}.bottom-nav-label{font-size:10px;font-weight:500;letter-spacing:.04em;color:inherit;text-transform:uppercase}.bottom-nav-indicator{width:16px;height:2px;border-radius:1px;background:var(--accent);position:absolute;bottom:20px}.section-label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:14px;margin-top:6px}.field-label{display:block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-bottom:5px;color:var(--text-sub);cursor:default}.field-input{width:100%;box-sizing:border-box;background:var(--input-bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:15px;color:var(--text);outline:none;transition:border-color .15s,background .15s;-webkit-appearance:none}.field-input::placeholder{color:var(--text-muted)}.field-input:focus{border-color:var(--accent)}select.field-input{cursor:pointer;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%239CA3AF' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}.field-unit{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--text-muted);font-weight:500;pointer-events:none}.btn-primary{width:100%;padding:11px 16px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:13px;font-weight:600;letter-spacing:.04em;cursor:pointer;transition:opacity .15s,background .25s;font-family:inherit;margin-bottom:0}.btn-primary:hover{opacity:.9}.calc-btn{width:100%;padding:11px 16px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-size:13px;font-weight:600;letter-spacing:.04em;cursor:pointer;transition:opacity .15s,background .25s;font-family:inherit;margin-bottom:0}.calc-btn:hover:not(:disabled){opacity:.9}.btn-secondary{width:100%;padding:11px 16px;background:var(--surface-alt);color:var(--text-sub);border:1px solid var(--border);border-radius:8px;font-size:13px;font-weight:600;letter-spacing:.04em;cursor:pointer;font-family:inherit;transition:background .15s}.btn-secondary:hover{background:var(--border)}.btn-dashed{width:100%;padding:9px;background:transparent;border:1px dashed var(--border);border-radius:8px;font-size:12px;color:var(--text-muted);cursor:pointer;margin-bottom:14px;font-family:inherit;transition:border-color .15s,color 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0}.formula-note{font-size:11px;color:var(--text-muted);margin-top:14px;text-align:center;font-family:DM Mono,monospace;letter-spacing:.02em}.temp-card{background:var(--surface-alt);border:1px solid var(--border);border-radius:8px;padding:14px 10px;text-align:center;transition:background .15s}.temp-card-label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:6px}.temp-card-value{font-size:22px;font-weight:300;color:var(--text);font-family:DM Mono,monospace}.col-header{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted)}.row-num{width:24px;height:24px;border-radius:50%;background:var(--surface-alt);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:10px;color:var(--text-muted);font-weight:600;flex-shrink:0}.remove-btn{width:28px;height:38px;border-radius:8px;background:var(--surface-alt);border:1px solid 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.15s}.settings-gear-btn:hover{background:#ffffff40;color:#fff}.settings-backdrop{position:fixed;inset:0;background:#0000008c;z-index:200;display:flex;align-items:flex-end;justify-content:center}@media(min-width:500px){.settings-backdrop{align-items:center}}.settings-panel{background:var(--surface);border-radius:18px 18px 0 0;width:100%;max-width:480px;box-shadow:0 -4px 32px #0000004d;max-height:85vh;overflow-y:auto;scrollbar-width:none}.settings-panel::-webkit-scrollbar{display:none}@media(min-width:500px){.settings-panel{border-radius:18px;max-height:80vh}}.settings-header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 14px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--surface);z-index:1}.settings-title{font-size:16px;font-weight:700;color:var(--text)}.settings-close{width:36px;height:36px;border-radius:50%;background:var(--surface-alt);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--text-sub);cursor:pointer;font-family:inherit;transition:background .12s}.settings-close:hover{background:var(--border)}.settings-body{padding:18px 20px 24px;display:flex;flex-direction:column;gap:24px}.settings-section-label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:12px}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:6px 0}.settings-row+.settings-row{border-top:1px solid var(--border)}.settings-row-label{font-size:14px;font-weight:500;color:var(--text)}.settings-theme-row{display:flex;gap:6px}.settings-theme-btn{padding:10px 14px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;border:1.5px solid var(--border);background:var(--surface-alt);color:var(--text-sub);transition:background .15s,color .15s,border-color .15s}.settings-theme-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.settings-scheme-dots{display:flex;gap:10px}.settings-tab-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.settings-tab-btn{padding:10px 12px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;font-family:inherit;border:1.5px solid var(--border);background:var(--surface-alt);color:var(--text-sub);transition:background .15s,color .15s,border-color .15s;display:flex;align-items:center;justify-content:center;gap:6px}.settings-tab-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.settings-toggle{width:42px;height:26px;border-radius:13px;background:var(--surface-alt);border:1.5px solid var(--border);position:relative;cursor:pointer;transition:background .2s ease-in-out,border-color .2s ease-in-out;flex-shrink:0;font-family:inherit}.settings-toggle.on{background:var(--accent);border-color:var(--accent)}.settings-toggle-knob{position:absolute;width:20px;height:20px;background:#fff;border-radius:50%;top:2px;left:2px;transition:transform .2s ease-in-out;box-shadow:0 1px 4px #00000040;pointer-events:none}.settings-toggle.on .settings-toggle-knob{transform:translate(16px)}.settings-btn{background:var(--surface-alt);border:1.5px solid var(--border);color:var(--text);cursor:pointer;font-family:inherit;transition:background .15s,border-color .15s}.settings-btn:hover:not(:disabled){background:var(--border)}.settings-btn:disabled{opacity:.6;cursor:default}.settings-btn-danger{background:transparent;border:1.5px solid var(--danger, #e5484d);color:var(--danger, #e5484d);cursor:pointer;font-family:inherit;transition:background .2s ease-in-out,color .2s ease-in-out}.settings-btn-danger:hover:not(:disabled){background:var(--danger, #e5484d);color:#fff}.settings-btn-danger:disabled{opacity:.6;cursor:default}.info-popup-text{font-size:14px;color:var(--text-sub);line-height:1.6}.info-popup-text strong{color:var(--text);font-weight:600}.info-popup-link{display:inline-block;margin-top:10px;font-size:13px;font-weight:600;color:var(--accent);text-decoration:none}.info-popup-link:hover{text-decoration:underline}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.field-input:focus-visible{box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}.history-entry{display:flex;flex-direction:column;align-items:flex-start;gap:3px;background:var(--surface-alt);border:1px solid var(--border);border-radius:10px;padding:10px 14px;cursor:pointer;text-align:left;width:100%;font-family:inherit;transition:border-color .12s}.history-entry:hover,.history-entry:active{border-color:var(--accent)}.history-entry-time{font-size:10px;color:var(--text-muted);font-weight:500}.history-entry-summary{font-size:13px;color:var(--text);font-weight:500;font-family:DM Mono,monospace}@keyframes scanProgress{0%{background-position:200% 0}to{background-position:-200% 0}}.scan-progress-bar{height:2px;border-radius:1px;background:linear-gradient(90deg,transparent 0%,var(--accent) 50%,transparent 100%);background-size:200% 100%;animation:scanProgress 1.5s ease-in-out infinite}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.scan-progress-bar{display:none}}