@import url("https://fonts.googleapis.com/css2?family=Archivo:wght@400;600;800&display=swap");:root{--color-bg:#f3f2f2;--color-surface:#eae9e9;--color-text:#201e1d;--color-accent:#ec3013;--color-accent-2:#e15b47;--color-divider:color-mix(in srgb,#201e1d 40%,transparent);--color-neutral-100:#f8f4f4;--color-neutral-200:#eae7e7;--color-neutral-300:#d7d3d3;--color-neutral-400:#bab6b6;--color-neutral-500:#9b9797;--color-neutral-600:#7d7979;--color-neutral-700:#605d5d;--color-neutral-800:#444141;--color-neutral-900:#2d2b2b;--color-accent-100:#fff2ef;--color-accent-200:#ffe0d9;--color-accent-300:#ffc4b8;--color-accent-400:#ff9783;--color-accent-500:#ff563c;--color-accent-600:#dd2b0f;--color-accent-700:#ae1800;--color-accent-800:#7c1405;--color-accent-900:#4d170e;--font-heading:"Archivo",system-ui,sans-serif;--font-heading-weight:800;--font-body:"Archivo",system-ui,sans-serif;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--radius-sm:0px;--radius-md:0px;--radius-lg:0px;--shadow-sm:0 1px 2px color-mix(in srgb,#2d2b2b 14%,transparent);--shadow-md:0 3px 10px color-mix(in srgb,#2d2b2b 16%,transparent);--shadow-lg:0 12px 32px color-mix(in srgb,#2d2b2b 22%,transparent)}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);font-size:15px;line-height:1.55;font-weight:400}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:var(--font-heading-weight);line-height:1.12;letter-spacing:-.015em;margin:0 0 var(--space-2)}h1{font-size:38px}h2{font-size:30px}h3{font-size:23px}h4{font-size:19px}h5{font-size:16px}h6{font-size:13px;letter-spacing:.08em;text-transform:uppercase}p{margin:0 0 var(--space-3)}a{color:var(--color-accent);text-underline-offset:3px}a:hover{color:var(--color-accent-600)}img{display:block;max-width:100%}button{font-family:inherit}.text-muted{color:color-mix(in srgb,var(--color-text) 55%,transparent)}:focus{outline:none}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}::selection{background:color-mix(in srgb,var(--color-accent) 30%,transparent)}.hr{height:2px;border:0;margin:var(--space-4) 0;background:var(--color-divider)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;cursor:pointer;text-decoration:none;font-family:var(--font-heading);font-weight:var(--font-heading-weight);font-size:14px;line-height:1.2;color:var(--color-text);background:transparent;border:1px solid transparent;padding:var(--space-2) calc(var(--space-3) * 1.2);border-radius:var(--radius-md)}.btn svg{display:block}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:var(--color-accent-600)}.btn-primary:active{background:var(--color-accent-700)}.btn-secondary{border-color:var(--color-divider)}.btn-secondary:hover{background:color-mix(in srgb,var(--color-text) 7%,transparent)}.btn-secondary:active{background:color-mix(in srgb,var(--color-text) 14%,transparent)}.btn-ghost{color:var(--color-accent);padding-inline:var(--space-1)}.btn-ghost:hover{background:color-mix(in srgb,var(--color-accent) 10%,transparent)}.btn-block{width:100%;margin-top:var(--space-2);justify-content:flex-start;text-align:left}.field>label{display:block;font-size:12px;margin-bottom:5px;color:color-mix(in srgb,var(--color-text) 70%,transparent)}.input{width:100%;min-height:36px;padding:6px 10px;font:inherit;font-size:14px;color:var(--color-text);caret-color:var(--color-accent);background:var(--color-surface);border:1px solid var(--color-divider);border-radius:var(--radius-md)}.input:hover{border-color:color-mix(in srgb,var(--color-text) 45%,transparent)}.input:focus-visible{border-color:var(--color-accent);outline-offset:0}textarea.input{min-height:90px;resize:vertical}.card{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-md);background:var(--color-surface)}.card-kicker{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--color-accent)}.card-title{font-family:var(--font-heading);font-weight:var(--font-heading-weight);font-size:17px;line-height:1.2}.card-body{margin:0;font-size:13px;opacity:.8;flex:1 1}.card-meta{display:flex;align-items:center;gap:6px;font-size:11px;color:color-mix(in srgb,var(--color-text) 50%,transparent)}.elev-sm{box-shadow:var(--shadow-sm)}.elev-md{box-shadow:var(--shadow-md)}.elev-lg{box-shadow:var(--shadow-lg)}.tag{display:inline-flex;align-items:center;font-size:11px;letter-spacing:.02em;padding:3px 10px;border-radius:calc(var(--radius-md) * .75)}.tag-accent{background:var(--color-accent-100);color:var(--color-accent-800)}.tag-neutral{background:var(--color-neutral-100);color:var(--color-neutral-800)}.tag-outline{border:1px solid var(--color-accent);color:var(--color-accent)}.nav{gap:var(--space-4);padding:var(--space-3) var(--space-4);border-bottom:2px solid var(--color-divider);flex-wrap:wrap;row-gap:8px}.nav,.nav-brand{display:flex;align-items:center}.nav-brand{font-family:var(--font-heading);font-weight:var(--font-heading-weight);font-size:18px;margin-right:auto;gap:8px}.nav a,.nav button.navlink{color:inherit;text-decoration:none;font-size:14px;background:none;border:none;cursor:pointer;padding:0}.nav a:hover,.nav a[aria-current=page],.nav button.navlink:hover,.nav button.navlink[aria-current=page]{color:var(--color-accent)}.table{width:100%;border-collapse:collapse;font-size:14px}.table th{text-align:left;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:color-mix(in srgb,var(--color-text) 60%,transparent);border-bottom:2px solid var(--color-divider)}.table td,.table th{padding:var(--space-2)}.table td{border-bottom:1px solid var(--color-divider)}.table tbody tr:hover{background:color-mix(in srgb,var(--color-text) 4%,transparent)}.dialog-backdrop{position:fixed;inset:0;display:grid;place-items:center;padding:var(--space-4);background:color-mix(in srgb,var(--color-neutral-900) 55%,transparent);z-index:80}.dialog{width:min(440px,100%);display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-lg);max-height:88vh;overflow-y:auto}.dialog-title{font-family:var(--font-heading);font-weight:var(--font-heading-weight);font-size:20px}@keyframes spin{to{transform:rotate(1turn)}}.spinner{animation:spin .8s linear infinite}.avatar-upload{border:2px dashed var(--color-divider);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;overflow:hidden;background:var(--color-neutral-100);color:var(--color-neutral-700);font-size:11px;text-align:center}.avatar-upload img{width:100%;height:100%;object-fit:cover}.flashcard{perspective:1000px}.scroll-panel{max-height:66vh;overflow-y:auto;padding-right:10px;margin-right:-10px}.scroll-panel::-webkit-scrollbar{width:8px}.scroll-panel::-webkit-scrollbar-track{background:transparent}.scroll-panel::-webkit-scrollbar-thumb{background:var(--color-neutral-400);border-radius:4px}.scroll-panel::-webkit-scrollbar-thumb:hover{background:var(--color-neutral-500)}.scroll-panel{scrollbar-width:thin;scrollbar-color:var(--color-neutral-400) transparent}.toast-pop{position:fixed;top:70px;left:50%;transform:translateX(-50%);z-index:90;background:var(--color-text);color:var(--color-bg);padding:10px 18px;font-size:13px;font-weight:600;box-shadow:var(--shadow-lg);border-radius:var(--radius-md)}