*{box-sizing:border-box}:root{color-scheme:light dark;--color-bg: #f5f5f7;--color-surface: #ffffff;--color-text: #1d1d1f;--color-text-secondary: #6e6e73;--color-border: #d2d2d7;--color-accent: #0071e3;--color-accent-fill: #0071e3;--color-danger: #d70015;--chart-series-1: #2a78d6;--chart-series-2: #eb6834;--chart-series-3: #1baf7a;--chart-series-4: #eda100;--chart-series-5: #e87ba4;--chart-series-6: #008300;--chart-series-other: #898781;--shadow-soft: 0 1px 2px rgba(0, 0, 0, .04), 0 8px 24px rgba(0, 0, 0, .08);--heatmap-level-0: var(--color-border);--heatmap-level-1: rgba(0, 113, 227, .25);--heatmap-level-2: rgba(0, 113, 227, .5);--heatmap-level-3: rgba(0, 113, 227, .75);--heatmap-level-4: rgba(0, 113, 227, 1);--glass-bg: rgba(255, 255, 255, .72);--glass-blur: blur(20px) saturate(180%);--font-display: 28px;--font-heading: 20px;--font-body: 15px;--font-caption: 13px;--font-hero-display: clamp(1.75rem, 3.5vw + 1rem, 2.75rem);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-12: 48px;--radius-sm: 8px;--radius-lg: 16px;--ease-spring: cubic-bezier(.32, .72, 0, 1);--duration-fast: .15s;--duration-base: .25s}@media (prefers-color-scheme: dark){:root{--color-bg: #000000;--color-surface: #1c1c1e;--color-text: #f5f5f7;--color-text-secondary: #98989d;--color-border: #38383a;--color-accent: #0a84ff;--color-accent-fill: #0066cc;--color-danger: #ff453a;--chart-series-1: #3987e5;--chart-series-2: #d95926;--chart-series-3: #199e70;--chart-series-4: #c98500;--chart-series-5: #d55181;--chart-series-6: #008300;--chart-series-other: #898781;--shadow-soft: 0 1px 2px rgba(0, 0, 0, .2), 0 8px 24px rgba(0, 0, 0, .32);--heatmap-level-0: var(--color-border);--heatmap-level-1: rgba(10, 132, 255, .25);--heatmap-level-2: rgba(10, 132, 255, .5);--heatmap-level-3: rgba(10, 132, 255, .75);--heatmap-level-4: rgba(10, 132, 255, 1);--glass-bg: rgba(28, 28, 30, .72)}}@media (prefers-reduced-motion: 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"cta"}}.feature-card{display:flex;flex-direction:column;gap:var(--space-2);background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:var(--space-6) var(--space-4);height:100%}.feature-card h3{display:flex;align-items:center;gap:var(--space-2);font-size:var(--font-body);margin:0;letter-spacing:-.01em}.feature-icon{color:var(--color-accent-fill);width:20px;height:20px;flex-shrink:0}.feature-icon svg{width:100%;height:100%}.feature-card p{color:var(--color-text-secondary);font-size:var(--font-caption);margin:0}.login-tile-cta{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:var(--space-6) var(--space-4)}.login-tile-cta p{margin:0;color:var(--color-text);font-size:var(--font-body)}@media (max-width: 39.99rem){.login-tile-cta{flex-direction:column;align-items:flex-start}}.nutrition-page{max-width:640px;margin:0 auto;padding:var(--space-6) var(--space-4)}.nutrition-form{display:flex;flex-direction:column;gap:var(--space-4);background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:var(--space-6) var(--space-4);margin-bottom:var(--space-6)}.nutrition-field label{display:block;font-size:var(--font-caption);font-weight:600;margin-bottom:var(--space-2)}.nutrition-field .input{width:100%}.segment-toggle{display:flex;gap:var(--space-2)}.segment-toggle .segment{flex:1;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--space-2) 0;background:var(--color-surface);color:var(--color-text)}.segment-active-static{background:var(--color-accent-fill)!important;border-color:var(--color-accent-fill)!important;color:#fff!important}.nutrition-result{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:var(--space-6) var(--space-4)}.nutrition-headline{text-align:center;padding-bottom:var(--space-4)}.nutrition-headline-value{font-size:2.2rem;font-weight:800;color:var(--color-accent)}.nutrition-headline-label{color:var(--color-text-secondary);font-size:var(--font-caption)}.nutrition-bmr{text-align:center;color:var(--color-text-secondary);font-size:var(--font-caption);margin:0 0 var(--space-4)}.pfc-bar{display:flex;height:24px;border-radius:12px;overflow:hidden;margin-bottom:var(--space-4)}.pfc-bar-protein,.pfc-dot-protein{background:#4fc3f7}.pfc-bar-fat,.pfc-dot-fat{background:#ffb74d}.pfc-bar-carb,.pfc-dot-carb{background:#81c784}.pfc-list{list-style:none;padding:0;margin:0 0 var(--space-4);display:flex;flex-direction:column;gap:var(--space-2)}.pfc-list-item{display:flex;align-items:center;gap:var(--space-2);background:var(--color-bg);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-3)}.pfc-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.pfc-name{font-weight:600;flex:1}.pfc-detail{text-align:right;font-size:var(--font-body)}.pfc-detail small{display:block;color:var(--color-text-secondary);font-size:var(--font-caption)}.nutrition-note{color:var(--color-text-secondary);font-size:var(--font-caption);line-height:1.6;margin:0}.exercise-history-dialog{border:none;padding:0;background:transparent;max-width:480px;width:calc(100% - var(--space-8));border-radius:var(--radius-lg);opacity:1;transition:opacity var(--duration-base) var(--ease-spring)}@starting-style{.exercise-history-dialog[open]{opacity:0}}.exercise-history-dialog::backdrop{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);opacity:1;transition:opacity var(--duration-base) var(--ease-spring)}@starting-style{.exercise-history-dialog[open]::backdrop{opacity:0}}@media (prefers-reduced-transparency: reduce){.exercise-history-dialog::backdrop{background:var(--color-surface);-webkit-backdrop-filter:none;backdrop-filter:none}}.exercise-history-content{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-soft);padding:var(--space-6) var(--space-4)}.exercise-history-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-4)}.exercise-history-header h2{margin:0}.exercise-history-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-2)}.exercise-history-list li{display:flex;justify-content:space-between;gap:var(--space-4);padding:var(--space-2) 0;border-bottom:1px solid var(--color-border)}.exercise-history-date{color:var(--color-text-secondary)}.exercise-breakdown-button{display:block;width:100%;text-align:left;background:none;border:none;font:inherit;color:inherit;cursor:pointer;padding:0}.exercise-breakdown-button:active{opacity:.6}.exercise-name-field{position:relative}.exercise-name-dropdown{position:absolute;top:100%;left:0;right:0;z-index:10;margin:var(--space-1) 0 0;padding:var(--space-1);list-style:none;max-height:220px;overflow-y:auto;background:var(--color-surface);border-radius:var(--radius-sm);box-shadow:var(--shadow-soft)}.exercise-name-option{display:block;width:100%;text-align:left;background:none;border:none;font:inherit;color:inherit;cursor:pointer;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm)}.exercise-name-option:hover,.exercise-name-option:active{background:var(--color-bg)}.btn-icon{display:inline-flex;align-items:center;justify-content:center;padding:var(--space-2)}.share-button{display:inline-flex;align-items:center;gap:var(--space-1);margin-top:var(--space-3)}.share-button .material-symbols-outlined,.btn-icon .material-symbols-outlined{font-size:20px}.max-weight-section{display:flex;flex-direction:column;gap:var(--space-3);margin-top:var(--space-6)}.max-weight-list-section{margin-top:var(--space-6)}.max-weight-list-section .btn{margin-top:var(--space-3)}.max-weight-summary{color:var(--color-text-secondary);font-size:var(--font-body)}.volume-section{margin-top:var(--space-6)}.section-description{color:var(--color-text-secondary);font-size:var(--font-body);margin:0 0 var(--space-3)}.release-notes-section{margin-bottom:var(--space-6)}.release-notes-date{color:var(--color-text-secondary);font-size:var(--font-caption);font-weight:600}.release-notes-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-3)}.release-notes-type{display:inline-block;margin-right:var(--space-2);padding:0 var(--space-2);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-secondary);font-size:var(--font-caption)}.release-notes-version{display:inline-block;margin-right:var(--space-2);color:var(--color-text-secondary);font-size:var(--font-caption)}.app-footer{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);border-top:1px solid var(--color-border);padding:var(--space-4)}.app-footer-links{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:var(--space-4)}.app-footer a{color:var(--color-text-secondary);font-size:var(--font-caption);text-decoration:none}.app-footer a:hover{color:var(--color-text)}.app-nav-brand{font-weight:600;color:var(--color-text);text-decoration:none;white-space:nowrap}.app-footer-version,.app-footer-copyright{color:var(--color-text-secondary);font-size:var(--font-caption)}