@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
@layer reset{*,:before,:after{box-sizing:border-box;margin:0;padding:0}img,svg,video{max-width:100%;display:block}}@layer base{html{font-family:var(--font-sans);-webkit-text-size-adjust:100%;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-size:100%;line-height:1.6}body{background-color:var(--color-bg);color:var(--color-text);min-block-size:100dvh}h1,h2,h3,h4,h5,h6{text-wrap:balance;font-weight:600;line-height:1.3}p{text-wrap:pretty;overflow-wrap:break-word}a{color:var(--color-accent);text-decoration-skip-ink:auto}a:hover:not(:disabled){color:var(--color-accent-hover)}button{cursor:pointer;background:0 0;border:none;font-family:inherit;line-height:1.4}input,textarea,select{font-family:inherit;font-size:inherit}}@layer theme{:root{--color-brand-500:#3061ef;--color-brand-400:#5687ff;--color-brand-600:#1139d7;--color-success-500:#008b46;--color-warning-500:#e08600;--color-danger-500:#d40924;--color-gray-50:#f8f8f8;--color-gray-100:#f1f2f4;--color-gray-200:#e0e1e5;--color-gray-300:#c2c4c9;--color-gray-400:#9c9ea5;--color-gray-500:#787a80;--color-gray-600:#56585e;--color-gray-700:#3b3d43;--color-gray-800:#222429;--color-gray-900:#101116;--color-gray-950:#030304;--color-bg:var(--lightningcss-light,var(--color-gray-50))var(--lightningcss-dark,var(--color-gray-950));--color-surface:var(--lightningcss-light,#fff)var(--lightningcss-dark,#08090d);--color-surface-2:var(--lightningcss-light,var(--color-gray-100))var(--lightningcss-dark,oklch(18% .01 270));--color-border:var(--lightningcss-light,var(--color-gray-200))var(--lightningcss-dark,oklch(24% .01 270));--color-text:var(--lightningcss-light,var(--color-gray-900))var(--lightningcss-dark,oklch(93% .005 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-3.74391);--color-gray-900:lab(5.22067% .152588 -3.0996);--color-gray-950:lab(.896103% .0216141 -.474879);--color-surface:var(--lightningcss-light,lab(100% 0 0))var(--lightningcss-dark,lab(2.4487% .11421 -1.91408));--shadow-sm:0 1px 3px lab(0% 0 0/.08), 0 1px 2px lab(0% 0 0/.06);--shadow-md:0 4px 12px lab(0% 0 0/.1), 0 2px 6px lab(0% 0 0/.06);--shadow-lg:0 10px 30px lab(0% 0 0/.12), 0 4px 12px lab(0% 0 0/.08);--color-chart-weight:lab(45.0182% 24.3683 -77.5942);--color-chart-fat:lab(54.1237% 56.7341 33.7839);--color-chart-muscle:lab(50.0781% -59.0443 30.7218);--color-chart-bmi:lab(58.6922% 35.898 107.749)}}}@layer components{.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-fast);padding:1.5rem}.card.card-hover:hover{box-shadow:var(--shadow-md)}.btn{border-radius:var(--radius-md);transition:background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);justify-content:center;align-items:center;gap:.5rem;min-block-size:2.75rem;min-inline-size:6rem;padding:.625rem 1.25rem;font-size:.9375rem;font-weight:500;text-decoration:none;display:inline-flex}.btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-accent);color:var(--color-accent-text)}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover);box-shadow:var(--shadow-sm)}.btn-ghost{color:var(--color-text);border:1px solid var(--color-border)}.btn-ghost:hover:not(:disabled){background:var(--color-surface-2)}.btn-danger{background:var(--color-danger-500);color:#fff}.btn-danger:hover:not(:disabled){background:#a60011;background:lab(33.8858% 70.2525 54.0093)}.btn-lg{min-block-size:3.25rem;padding:.875rem 1.75rem;font-size:1.0625rem}.btn-icon{border-radius:var(--radius-sm);min-inline-size:auto;padding:.625rem}.field{flex-direction:column;gap:.375rem;display:flex}.field label{color:var(--color-text-muted);font-size:.875rem;font-weight:500}.input{border:1.5px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);inline-size:100%;padding:.625rem .875rem;font-size:1rem}.input:focus{border-color:var(--color-accent);outline:none;box-shadow:0 0 0 3px #3061ef26;box-shadow:0 0 0 3px lab(45.0182% 24.3683 -77.5942/.15)}.input:user-invalid{border-color:var(--color-danger-500)}.badge{border-radius:var(--radius-full);letter-spacing:.02em;align-items:center;padding:.2rem .625rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-brand{background:color-mix(in oklab, var(--color-accent) 15%, transparent);color:var(--color-accent)}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);flex-direction:column;gap:.25rem;padding:1.25rem 1.5rem;display:flex}.stat-label{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.8125rem;font-weight:500}.stat-value{letter-spacing:-.02em;font-size:2rem;font-weight:700;line-height:1.1}.stat-unit{color:var(--color-text-muted);margin-inline-start:.25rem;font-size:.875rem;font-weight:400}.stat-diff{font-size:.8125rem;font-weight:500}.stat-diff.positive{color:var(--color-danger-500)}.stat-diff.negative{color:var(--color-success-500)}.stat-diff.neutral{color:var(--color-text-muted)}.page-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-block-end:2rem;display:flex}.page-title{letter-spacing:-.02em;font-size:clamp(1.5rem,4vw,2rem);font-weight:700}.upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-xl);text-align:center;cursor:pointer;transition:border-color var(--transition-fast), background var(--transition-fast);padding:3rem 2rem}.upload-zone:hover,.upload-zone:focus-within{border-color:var(--color-accent);background:color-mix(in oklab, var(--color-accent) 5%, transparent)}.upload-zone.dragging{border-color:var(--color-accent);background:color-mix(in oklab, var(--color-accent) 8%, transparent)}.spinner{border:2px solid;border-block-start-color:#0000;border-radius:50%;block-size:1.25rem;inline-size:1.25rem;animation:.7s linear infinite spin}.toast-container{z-index:100;pointer-events:none;flex-direction:column;gap:.5rem;display:flex;position:fixed;inset-block-end:1.5rem;inset-inline-end:1.5rem}.toast{pointer-events:auto;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);animation:toast-in var(--transition-normal) forwards;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);padding:.875rem 1.25rem;font-size:.9375rem;font-weight:500}.toast.success{background:color-mix(in oklab, var(--color-success-500) 90%, var(--color-surface));color:#fff}.toast.error{background:color-mix(in oklab, var(--color-danger-500) 90%, var(--color-surface));color:#fff}.nav{z-index:50;background:color-mix(in oklab, var(--color-surface) 85%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-block-end:1px solid var(--color-border);position:sticky;inset-block-start:0}.nav-inner{justify-content:space-between;align-items:center;gap:1rem;max-inline-size:72rem;margin-inline:auto;padding:.875rem 1.5rem;display:flex}.nav-brand{color:var(--color-accent);letter-spacing:-.02em;font-size:1.25rem;font-weight:700;text-decoration:none}.nav-links{align-items:center;gap:.25rem;list-style:none;display:flex}.nav-link{border-radius:var(--radius-md);color:var(--color-text-muted);transition:background var(--transition-fast), color var(--transition-fast);padding:.5rem .875rem;font-size:.9375rem;font-weight:500;text-decoration:none}.nav-link:hover{background:var(--color-surface-2);color:var(--color-text)}.nav-link.active{background:color-mix(in oklab, var(--color-accent) 12%, transparent);color:var(--color-accent)}.container{max-inline-size:72rem;margin-inline:auto;padding-inline:1.5rem}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));gap:1rem;display:grid}.data-table{border-collapse:collapse;inline-size:100%;font-size:.9375rem}.data-table th{text-align:start;text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);border-block-end:1px solid var(--color-border);padding:.75rem 1rem;font-size:.8125rem;font-weight:600}.data-table td{border-block-end:1px solid var(--color-border);vertical-align:middle;padding:.875rem 1rem}.data-table tr:last-child td{border-block-end:none}.data-table tbody tr{transition:background var(--transition-fast)}.data-table tbody tr:hover{background:var(--color-surface-2)}.empty-state{text-align:center;color:var(--color-text-muted);padding:4rem 2rem}.empty-state .empty-icon{opacity:.5;margin-block-end:1rem;font-size:3.5rem}.empty-state h3{color:var(--color-text);margin-block-end:.5rem;font-size:1.125rem;font-weight:600}}@layer utilities{.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;block-size:1px;inline-size:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.text-muted{color:var(--color-text-muted)}.text-accent{color:var(--color-accent)}.text-success{color:var(--color-success-500)}.text-danger{color:var(--color-danger-500)}.font-mono{font-family:var(--font-mono)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes toast-in{0%{opacity:0;transform:translateY(.5rem)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes fade-in{0%{opacity:0;transform:translateY(.5rem)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fade-in var(--transition-normal) 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