:root{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color-scheme:light;--color-bg: #f5f5f8;--color-text: #1f2933;--color-card: #ffffff;--color-muted: #6b7280;--color-border: #d1d5db;--color-input-bg: #f9fafb;--color-accent: #2563eb;--color-button-bg: #1f2933;--color-button-text: #ffffff;--color-stack-bg: #f9fafb;--color-stack-text: #4b5563;--color-status-ok-bg: rgba(34, 197, 94, .15);--color-status-ok-text: #15803d;--color-status-warn-bg: rgba(249, 115, 22, .15);--color-status-warn-text: #c2410c;--color-toast-bg: rgba(185, 28, 28, .1);--color-toast-text: #7f1d1d;--color-toggle-bg: #e5e7eb;--color-card-shadow: rgba(15, 23, 42, .08);--color-visual-bar: linear-gradient(180deg, #1f2933 0%, #0f172a 100%);--color-visual-plate: linear-gradient(180deg, #2563eb 0%, #1e3a8a 100%)}@media (prefers-color-scheme: dark){:root{color-scheme:dark;--color-bg: #0f172a;--color-text: #e2e8f0;--color-card: #1e293b;--color-muted: #94a3b8;--color-border: #334155;--color-input-bg: #0f172a;--color-accent: #60a5fa;--color-button-bg: #1d4ed8;--color-button-text: #e2e8f0;--color-stack-bg: #1e293b;--color-stack-text: #cbd5f5;--color-status-ok-bg: rgba(34, 197, 94, .25);--color-status-ok-text: #bbf7d0;--color-status-warn-bg: rgba(249, 115, 22, .25);--color-status-warn-text: #fdba74;--color-toast-bg: rgba(248, 113, 113, .15);--color-toast-text: #fecaca;--color-toggle-bg: #1e293b;--color-card-shadow: rgba(2, 6, 23, .4);--color-visual-bar: linear-gradient(180deg, #1f2933 0%, #020617 100%);--color-visual-plate: linear-gradient(180deg, #60a5fa 0%, #1d4ed8 100%)}}[data-theme=light]{color-scheme:light;--color-bg: #f5f5f8;--color-text: #1f2933;--color-card: #ffffff;--color-muted: #6b7280;--color-border: #d1d5db;--color-input-bg: #f9fafb;--color-accent: #2563eb;--color-button-bg: #1f2933;--color-button-text: #ffffff;--color-stack-bg: #f9fafb;--color-stack-text: #4b5563;--color-status-ok-bg: rgba(34, 197, 94, .15);--color-status-ok-text: #15803d;--color-status-warn-bg: rgba(249, 115, 22, .15);--color-status-warn-text: #c2410c;--color-toast-bg: rgba(185, 28, 28, .1);--color-toast-text: #7f1d1d;--color-toggle-bg: #e5e7eb;--color-card-shadow: rgba(15, 23, 42, .08);--color-visual-bar: linear-gradient(180deg, #1f2933 0%, #0f172a 100%);--color-visual-plate: linear-gradient(180deg, #2563eb 0%, #1e3a8a 100%)}[data-theme=dark]{color-scheme:dark;--color-bg: #0f172a;--color-text: #e2e8f0;--color-card: #1e293b;--color-muted: #94a3b8;--color-border: #334155;--color-input-bg: #0f172a;--color-accent: #60a5fa;--color-button-bg: #1d4ed8;--color-button-text: #e2e8f0;--color-stack-bg: #1e293b;--color-stack-text: #cbd5f5;--color-status-ok-bg: rgba(34, 197, 94, .25);--color-status-ok-text: #bbf7d0;--color-status-warn-bg: rgba(249, 115, 22, .25);--color-status-warn-text: #fdba74;--color-toast-bg: rgba(248, 113, 113, .15);--color-toast-text: #fecaca;--color-toggle-bg: #1e293b;--color-card-shadow: rgba(2, 6, 23, .45);--color-visual-bar: linear-gradient(180deg, #1f2933 0%, #020617 100%);--color-visual-plate: linear-gradient(180deg, #60a5fa 0%, #1d4ed8 100%)}*{box-sizing:border-box}a{color:inherit}body{margin:0;min-height:100vh;background-color:var(--color-bg);color:var(--color-text)}button,input,textarea,select{font:inherit}ul,li,h1,h2,h3,p{margin:0;padding:0}main{width:100%}.app-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;background:linear-gradient(180deg,var(--color-card) 0%,var(--color-bg) 100%);padding:1.5rem 1rem 4rem;color:var(--color-text);gap:1.5rem}main{width:100%;max-width:480px;display:flex;flex-direction:column;gap:1.5rem}.app-footer{font-size:.85rem;color:var(--color-muted);text-align:center}.app-header{display:flex;align-items:center;justify-content:space-between;gap:1rem}.app-title{font-size:1.75rem;text-align:center;font-weight:700;flex:1}.card{background:var(--color-card);border-radius:1rem;box-shadow:0 12px 32px var(--color-card-shadow);padding:1.25rem;display:flex;flex-direction:column;gap:1rem}.card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem}.card-header h2{margin:0;font-size:1.25rem}.card-header .muted{margin-top:.25rem;font-size:.875rem;color:var(--color-muted)}.link-button{background:none;border:none;color:var(--color-accent);font-weight:600;cursor:pointer;padding:0}.link-button:focus-visible,.link-button:hover{text-decoration:underline}.target-input-row{display:flex;flex-direction:column;gap:1rem}@media (min-width: 480px){.target-input-row{flex-direction:row;align-items:flex-end}}.input-group{display:flex;flex-direction:column;flex:1;gap:.5rem}.input-group.compact{width:100%;max-width:110px}.input-group.compact input{width:100%}.percentage-select{display:flex;flex-direction:column;gap:.5rem}.percentage-select select{font-size:1.1rem;padding:.6rem .75rem;border-radius:.75rem;border:1px solid var(--color-border);background:var(--color-input-bg);color:inherit}.percentage-select select:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;background:var(--color-card)}.input-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-muted)}input[type=number]{font-size:1.1rem;padding:.65rem .75rem;border-radius:.75rem;border:1px solid var(--color-border);background:var(--color-input-bg);color:inherit}input[type=number]:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;background:var(--color-card)}input[type=number]:disabled{opacity:.55;cursor:not-allowed}.unit-toggle{display:inline-flex;border-radius:9999px;background:var(--color-toggle-bg);padding:.25rem;gap:.5rem;align-self:flex-start}.target-base-hint{display:flex;align-items:flex-end;justify-content:flex-end}.target-base-hint .base-target-hint{display:inline-flex;margin-bottom:.15rem}.unit-toggle button{border:none;background:none;padding:.35rem .75rem;border-radius:9999px;font-weight:600;color:var(--color-text)}.base-target-hint{font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--color-muted);font-weight:600}.unit-toggle button.active{background:var(--color-accent);color:var(--color-button-text)}.unit-toggle button:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.adjust-controls{display:flex;gap:.75rem}.adjust-controls button{flex:1;border:none;background:var(--color-button-bg);color:var(--color-button-text);padding:.75rem;border-radius:.75rem;font-size:1rem;font-weight:600;cursor:pointer}.adjust-controls button:active{transform:translateY(1px)}.results .stack-list{display:flex;flex-direction:column;gap:.75rem}.stack-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;border-radius:.75rem;background:var(--color-stack-bg)}.stack-weight{font-weight:600}.stack-count{color:var(--color-stack-text);font-size:.95rem}.empty-state{font-size:.95rem;color:var(--color-stack-text)}.card-footer{display:flex;flex-direction:column;gap:.75rem}.summary{display:flex;justify-content:space-between;font-weight:600;color:var(--color-text)}.warning-list{display:flex;flex-direction:column;gap:.5rem;margin:0;padding-left:1.25rem;color:var(--color-status-warn-text);font-size:.9rem}.status-badge{padding:.35rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:600}.status-badge.ok{background:var(--color-status-ok-bg);color:var(--color-status-ok-text)}.status-badge.warning{background:var(--color-status-warn-bg);color:var(--color-status-warn-text)}.view-toggle{display:inline-flex;border-radius:9999px;background:var(--color-toggle-bg);padding:.25rem;gap:.5rem;align-self:flex-start}.view-toggle button{border:none;background:none;padding:.35rem .9rem;border-radius:9999px;font-weight:600;color:var(--color-text)}.view-toggle button.active{background:var(--color-button-bg);color:var(--color-button-text)}.view-toggle button:focus-visible{outline:2px solid var(--color-button-bg);outline-offset:2px}.visual-stack{display:flex;flex-direction:column;gap:.75rem}.visual-bar-label{font-weight:600;font-size:.95rem}.visual-bar-area{display:flex;align-items:center;gap:.75rem}.visual-bar-core{width:16px;height:140px;background:var(--color-visual-bar);border-radius:8px}.visual-plates{display:flex;align-items:center;gap:.175rem;padding:.175rem .25rem;background:var(--color-stack-bg);border-radius:.9rem;min-height:150px}.visual-plate{width:36px;height:110px;border-radius:12px;background:var(--color-visual-plate);color:var(--color-button-text);display:flex;align-items:center;justify-content:center;padding:.05rem;box-shadow:inset 0 0 0 2px #ffffff1a}.visual-plate span{font-size:1.1rem;font-weight:700}.empty-state.small{font-size:.85rem;color:var(--color-stack-text)}.drawer{position:fixed;inset:0;pointer-events:none;display:flex;align-items:flex-end;justify-content:center;z-index:100}.drawer.open{pointer-events:auto}.drawer-backdrop{position:absolute;inset:0;background:#0f172a73;opacity:0;transition:opacity .2s ease}.drawer.open .drawer-backdrop{opacity:1}.drawer-content{position:relative;width:100%;max-width:520px;background:var(--color-card);border-radius:1.25rem 1.25rem 0 0;padding:1.5rem;transform:translateY(100%);transition:transform .25s ease;display:flex;flex-direction:column;gap:1.25rem;max-height:90vh;overflow-y:auto}.drawer.open .drawer-content{transform:translateY(0)}.drawer-header{display:flex;justify-content:space-between;align-items:center}.drawer-section{display:flex;flex-direction:column;gap:1rem}.drawer-section h3{margin:0;font-size:1.05rem}.plate-list{list-style:none;display:flex;flex-direction:column;gap:.75rem;margin:0;padding:0}.plate-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:.75rem}.switch{display:flex;align-items:center;gap:.5rem;font-weight:600}.switch input{width:1.25rem;height:1.25rem}.muted{color:var(--color-muted)}.notice-banner{margin:0;padding:.75rem 1rem;border-radius:.75rem;background:var(--color-toast-bg);color:var(--color-toast-text);font-size:.9rem;text-align:center}.theme-switch{position:relative;display:inline-grid;grid-template-columns:1fr 1fr;align-items:center;column-gap:.25rem;border-radius:9999px;border:1px solid var(--color-border);background:var(--color-card);padding:.25rem .35rem;cursor:pointer;width:104px;height:44px}.theme-switch:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.theme-icon{display:flex;align-items:center;justify-content:center;z-index:1;opacity:.5;transition:opacity .2s ease;font-size:1.2rem}.theme-icon.sun{color:#facc15}.theme-icon.moon{color:#c4b5fd}.theme-switch.light .theme-icon.sun,.theme-switch.dark .theme-icon.moon{opacity:1}.theme-thumb{position:absolute;top:4px;left:4px;width:48px;height:36px;border-radius:9999px;background:var(--color-accent);transition:transform .2s ease;z-index:0}.theme-switch.dark .theme-thumb{transform:translate(44px)}.theme-switch[data-mode=system] .theme-thumb{opacity:0}