.c-shell{--c-bg:#f2f4f8;--c-s1:#fff;--c-s2:#f0f2f8;--c-s3:#e6e9f4;--c-b1:#00000012;--c-b2:#0000001f;--c-b3:#00000038;--c-t1:#111827;--c-t2:#4b5568;--c-t3:#9ca3af;--c-acc:#6366f1;--c-acc-h:#4f46e5;--c-acc-d:#4338ca;--c-acc-lo:#6366f11a;--c-green:#059669;--c-green-lo:#0596691a;--c-amber:#d97706;--c-amber-lo:#d977061a;--c-rose:#dc2626;--c-rose-lo:#dc262614;--c-blue:#2563eb;--c-shadow-sm:0 1px 3px #00000012, 0 0 0 1px var(--c-b1);--c-shadow:0 4px 16px #00000014, 0 0 0 1px var(--c-b1);--c-shadow-lg:0 8px 32px #0000001a, 0 0 0 1px var(--c-b2);--c-glow:0 0 24px #6366f12e;--c-grad-habit:linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);--c-grad-goal:linear-gradient(135deg, #047857 0%, #0e7490 100%);--c-grad-solo:linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);--c-grad-group:linear-gradient(135deg, #b45309 0%, #d97706 100%);--c-type-habit:#6d28d9;--c-type-habit-lo:#6d28d914;--c-type-goal:#065f46;--c-type-goal-lo:#065f4614;background:var(--c-bg);color:var(--c-t1);font-family:var(--font-montserrat), system-ui, -apple-system, sans-serif;-webkit-font-smoothing:antialiased;min-height:calc(100vh - var(--nav-h))}.c-shell h1,.c-shell h2,.c-shell h3,.c-shell h4{font-family:var(--font-montserrat), system-ui, sans-serif;color:var(--c-t1)}.c-card-hover{transition:box-shadow .2s,transform .2s}.c-card-hover:hover{box-shadow:var(--c-shadow);transform:translateY(-2px)}.c-input{background:var(--c-s2);width:100%;color:var(--c-t1);border:1.5px solid var(--c-b2);border-radius:10px;outline:none;padding:.6rem .9rem;font-family:inherit;font-size:.9rem;line-height:1.5;transition:border-color .15s,box-shadow .15s}.c-input::placeholder{color:var(--c-t3)}.c-input:focus{border-color:var(--c-acc);box-shadow:0 0 0 3px var(--c-acc-lo);background:#fff}.c-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239ca3af' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-position:right .9rem center;background-repeat:no-repeat;padding-right:2.2rem}.c-btn{background:var(--c-acc);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:10px;justify-content:center;align-items:center;gap:.4rem;padding:.6rem 1.3rem;font-family:inherit;font-size:.88rem;font-weight:700;text-decoration:none;transition:background .15s,box-shadow .15s,opacity .15s,transform 80ms;display:inline-flex}.c-btn:hover{background:var(--c-acc-h);box-shadow:var(--c-glow)}.c-btn:active{background:var(--c-acc-d);transform:scale(.98)}.c-btn:disabled{opacity:.45;cursor:default;box-shadow:none;transform:none}.c-btn-ghost{color:var(--c-t2);border:1.5px solid var(--c-b2);cursor:pointer;white-space:nowrap;background:0 0;border-radius:10px;align-items:center;gap:.35rem;padding:.55rem 1rem;font-family:inherit;font-size:.85rem;font-weight:600;text-decoration:none;transition:color .15s,border-color .15s,background .15s;display:inline-flex}.c-btn-ghost:hover{color:var(--c-t1);border-color:var(--c-b3);background:var(--c-s3)}.c-card{background:var(--c-s1);border:1px solid var(--c-b1);box-shadow:var(--c-shadow-sm);border-radius:16px}.c-label{text-transform:uppercase;letter-spacing:.08em;color:var(--c-t3);margin-bottom:.45rem;font-size:.68rem;font-weight:700;display:block}.c-eyebrow{text-transform:uppercase;letter-spacing:.1em;color:var(--c-t3);font-size:.66rem;font-weight:700}.c-back-link{color:var(--c-t3);align-items:center;gap:.35rem;font-size:.8rem;font-weight:600;text-decoration:none;transition:color .15s;display:inline-flex}.c-back-link:hover{color:var(--c-t1)}.c-divider{border:none;border-top:1px solid var(--c-b1)}